Block Diagram - Main Section - Sony HCD-XG60 Service Manual

7-3. BLOCK DIAGRAM – MAIN Section –
DISTORTION
DISTORTION
(Page 22) E ON/OFF SWITCH
GUITAR AMP
Q880 – 883
IC853
J802
GUITAR AMP
GUITAR
IC852
J801
MIC AMP
MIX MIC
IC850 (1/2)
GRAPHIC EQUALIZER CONTROL,
CD-L
(Page 19) A
IN D2
66
PB-L
IN C2
B
(Page 20) 67
IN B2
68
ST-L
IN E2
(Page 20) D 65
IN A2
69
IN F2
J701 (1/2)
64
L
MD IN
R R-CH
PHONO
L
EQ AMP
PHONO
IC601
IN
R R-CH
L
VIDEO
AUDIO IN
FUNCTION SELECT
R R-CH
SWITCH
IC181
X501
J804 (2/2)
X0 32.768kHz
12
X
13
X1
L 14
GAME
INPUT
AUDIO
R R-CH A B
X502
10 9
16MHz
J702 (1/2)
VIDEO
AUDIO IN
IN1
J804 (1/2)
GAME 1
IN3 VOUT
INPUT
6 10
VIDEO
LOGIC
VIDEO SELECT
SWITCH,
VIDEO AMP
IC191
2 3 5
A B C A B
J702 (2/2)
VIDEO OUT
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: TAPE PLAY
: RECORD
: MIC INPUT
MIC AMP
IC850 (2/2)
RV601
GUITAR LEVEL
RV602
2
MIC LEVEL
INPUT SELECT SWITCH,
+
ELECTRICAL VOLUME
IC101
+
INPUT
SELECT
SWITCH
SOUND
CONTROL
+
CIRCUIT
R-CH
KEY OUT 1
KEY OUT 2
60 5
493-DATA 47
493-CLK 48
11 XC-OUT
493-LAT 38
D501
10 XC-IN
DBFB-H/L 7
D534
SW-MODE 34
13 X-OUT
15 X-IN
SYSTEM CONTROLLER
(CD MECHANISM CONTROL) D807
PROTECT
MUTING
IC501 (3/4)
SWITCH
Q113
46 FUNC SEL0 Q804
45 FUNC SEL1
R-CH
1
STK-POWER
HP MUTE 93
MUTING CONTROL
SWITCH
Q802, 803
LINE-MUTE 6
AC-CUT 22
RESET
RESET 12 SWITCH
Q801
C
28 PROTECT 27
V MUTE
F-RELAY
3
HP-IN 36
+
R-CH
58 57
+
VOL
GRAPHIC
F OUT2 IN2
EQUALIZER VOLUME
42 41
CONTROL CONTROL
CIRCUIT
CPU
COMMAND
R-CH INTERFACE
L+R
30
33 32
6
59
POWER AMP
IC801
TH831
STANDBY SWITCH
TEMPERATURE
Q803, 804, 834
DETECT SWITCH
Q831, 832
EVER +5V
D401
OVER LOAD
RESET SIGNAL
DETECT
GENERATOR
R-CH
Q801, 851
IC801
DC DETECT
+
SWITCH
Q433, 434
R-CH
21 21
SUPER
WOOFER
72
BUF
BASS BOOST OUT2
CONTROL 36
CIRCUIT
34 38, 39 37
FEED BACK
R-CH
SWITCH
Q112
D803
+
DBFB CONTROL
SWITCH
Q111
R-CH
BASS WOOFER
R-CH
CONTROL SWITCH
Q115
R-CH
R-CH
R-CH
MUTING CONTROL
SWITCH
Q833
OVER LOAD OVER LOAD
PROTECT SWITCH
DETECT SWITCH DETECT SWITCH
Q431
Q432 Q437
PROTECT SWITCH
Q439
FRONT SPEAKER PROTECT
RELAY DRIVE
Q401, 402
HCD-XG60/XG50
REC-L
C
(Page 20)
SPEANA
F (Page 22)
L
MD OUT
R
R-CH
J701 (2/2)
(US, Canadian, E)
M901
(FAN)
FAN MOTOR
M
DRIVE
Q961, 962
TM401
FRONT SPEAKER
IMPEDANCE
USE 4 – 16Ω
–1
+
L
–
–2
+
R
–
HEADPHONE
MUTING
J803
Q805, 855
PHONES
RY401
RESET
G (Page 22)